Motion in a Circle Flashcards by Harpreet Singh

Q

Angular displacement ( theta)

A

Theta = distance travelled / radius

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Q

Angular speed (w)

A

w= angular displacement / time

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Q

Linear speed - V

A

Linear speed - V = rw
= radius * angular speed

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Q

Centripetal Acceleration - a

A

a= V^2/ r
= rw^2

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Q

Centripetal force - F

A

F= mrw^2
= mv^2 / r

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